| Hardware and OS | Xiaomi Redmi 9 (India) | |
| Operating system | Android 10, MIUI 12 | |
| Processor | Octa-core (4x2.3 GHz Cortex-A53, 4x1.8 GHz Cortex-A53) | |
| GPU | PowerVR GE8320 | |
| RAM | 4 GB | |
| Internal Storage | 64 GB, 128 GB | |
| Memory Card Slot | microSDXC (dedicated slot) | |
| User Interface | Yes | |
| Display | Xiaomi Redmi 9 (India) | other phones |
| Type | IPS LCD | |
| Size | 6.53 inches | |
| Resolution | 720 x 1600 pixels | |
| Colors | 16M colors | |
| Pixel Density | 269 ppi | |
| Touchscreen | Capacitive touchscreen | |
| Features | 400 nits typ. brightness (advertised), | |
| Connectivity | Xiaomi Redmi 9 (India) | other phones |
| 4G Network | 1, 2, 3, 4, 5, 7, 8, 20, 38, 40 | |
| 5G Network | No | |
| Wi-Fi | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | |
| GPS | Yes, with A-GPS, GLONASS, BDS | |
| NFC | No | |
| USB | microUSB 2.0, USB On-The-Go | |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A | |
| SIM | Nano SIM | |
| Dual SIM | Dual SIM (Nano-SIM, dual stand-by) | |
| Wireless Charging | No | |
| Camera | Xiaomi Redmi 9 (India) | other phones |
| Main camera | 13 MP (ultrawide), 2 MP (depth) | |
| Features | LED flash, HDR | |
| Image | 1080p | |
| Selfie camera | 5 MP (wide) | |
| Multimedia | Xiaomi Redmi 9 (India) | other phones |
| Loudspeaker | Yes | |
| Handsfree | Yes | |
| Radio | Yes | |
| Video Playback | Yes | |
| Video Out | Yes | |
| Ring Tones | Yes | |
| 3.5 mm Jack | Yes | |
| Design | Xiaomi Redmi 9 (India) | other phones |
| Dimensions | 164.9 x 77.1 x 9 mm | |
| Waterproof | Water-repellent coating | |
| Weight | 196 g | |
| Battery | Xiaomi Redmi 9 (India) | other phones |
| Capacity | Li-Po 5000 mAh, Charging 10W | |
| Placement | Non-removable | |
| Other | Xiaomi Redmi 9 (India) | other phones |
| Sensors | Fingerprint (rear-mounted), accelerometer, proximity, | |
